<template>
  <div>
    <button @click="isShow = !isShow">显示/隐藏</button>
    <transition-group name="hello" appear>
        <h1 v-show="isShow" key="1">hello</h1>
        <h1 v-show="!isShow" key="2">bye</h1>
    </transition-group>
  </div>
</template>

<script>
export default {
    name:'Test2',
    data(){
        return{
            isShow:true
        }
    }
}
</script>

<style scoped>
    h1{
        background-color: pink;
    }

    .hello-enter,.hello-leave-to{
        transform: translateX(-100%);
    }

    .hello-enter-to,.hello-leave{
        transform: translateX(0);
    }

    .hello-enter-active,.hello-leave-active{
        transition: 0.5s linear;
    }

</style>